CVE-2006-3725 — Norton Personal Firewall 2006 9.1.0.33 allows local users to cause a denial of service (crash) via certain RegSaveKey, RegRestoreKey and RegDeleteKey operations on the (1) HKLM\SYSTEM\CurrentControlSet\Services\SNDSrvc and (2) HKLM\SYSTEM\CurrentControlSet\Services\SymEvent registry keys

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LOW

Norton Personal Firewall 2006 9.1.0.33 allows local users to cause a denial of service (crash) via certain RegSaveKey, RegRestoreKey and RegDeleteKey operations on the (1) HKLM\SYSTEM\CurrentControlSet\Services\SNDSrvc and (2) HKLM\SYSTEM\CurrentControlSet\Services\SymEvent registry keys

Published Jul 19, 2006

2.1

LOW

CVSS 2.0

EPSS 0.40%

Description

Norton Personal Firewall 2006 9.1.0.33 allows local users to cause a denial of service (crash) via certain RegSaveKey, RegRestoreKey and RegDeleteKey operations on the (1) HKLM\SYSTEM\CurrentControlSet\Services\SNDSrvc and (2) HKLM\SYSTEM\CurrentControlSet\Services\SymEvent registry keys.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.40% 0.00400

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.00400

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	0.40% (0.00400)	31.92th	v5 (v2026.06.15)
Jun 15, 2026	0.39% (0.00390)	30.54th	v5 (v2026.06.15)
Mar 17, 2025	0.09% (0.00091)	23.83th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00043)	11.33th	v3 (v2023.03.01)
Jun 12, 2024	0.04% (0.00043)	9.47th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00043)	7.45th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00950)	32.28th	v2 (v2022.01.01)
Sep 10, 2022	0.95% (0.00950)	30.63th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00950)	28.61th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00950)	13.46th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (5)

http://securityreason.com/securityalert/1241
third-party-advisoryx_refsource_SREASON
http://www.matousec.com/info/advisories/Norton-Insufficient-protection-of-Norton-service-registry-keys.php
x_refsource_MISC
http://www.securityfocus.com/archive/1/440110/100/0/threaded
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/18995
vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/27764
vdb-entryx_refsource_XF

Link	Providers	Tags
http://securityreason.com/securityalert/1241		third-party-advisoryx_refsource_SREASON
http://www.matousec.com/info/advisories/Norton-Insufficient-protection-of-Norton-service-registry-keys.php		x_refsource_MISC
http://www.securityfocus.com/archive/1/440110/100/0/threaded		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/18995		vdb-entryx_refsource_BID
https://exchange.xforce.ibmcloud.com/vulnerabilities/27764		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Jul 19, 2006

Updated Aug 7, 2024

Reserved Jul 19, 2006

Link CVE-2006-3725

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2006-3725

Red Hat

Severity n/a

Public date n/a

Links CVE-2006-3725